ATSAM3S 查看數據表（PDF） - Atmel Corporation

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ATSAM3S

AT91SAM ARM-based Flash MCU

Atmel Corporation 

1. Features

• Core

– ARM® Cortex®-M3 revision 2.0 running at up to 64 MHz

– Memory Protection Unit (MPU)

– Thumb®-2 instruction set

• Pin-to-pin compatible with AT91SAM7S series (48- and 64-pin versions)

• Memories

– From 64 to 256 Kbytes embedded Flash, 128-bit wide access, memory accelerator, single plane

– From 16 to 48 Kbytes embedded SRAM

– 16 Kbytes ROM with embedded bootloader routines (UART, USB) and IAP routines

– 8-bit Static Memory Controller (SMC): SRAM, PSRAM, NOR and NAND Flash support

– Memory Protection Unit (MPU)

• System

– Embedded voltage regulator for single supply operation

– Power-on-Reset (POR), Brown-out Detector (BOD) and Watchdog for safe operation

– Quartz or ceramic resonator oscillators: 3 to 20 MHz main power with Failure Detection and optional low power 32.768

kHz for RTC or device clock

– High precision 8/12 MHz factory trimmed internal RC oscillator with 4 MHz default frequency for device startup. In-

application trimming access for frequency adjustment

– Slow Clock Internal RC oscillator as permanent low-power mode device clock

– Two PLLs up to 130 MHz for device clock and for USB

– Temperature Sensor

– Up to 22 peripheral DMA (PDC) channels

• Low Power Modes

– Sleep and Backup modes, down to 1.8 µA in Backup mode

– Ultra low power RTC

• Peripherals

– USB 2.0 Device: 12 Mbps, 2668 byte FIFO, up to 8 bidirectional Endpoints. On-Chip Transceiver

– Up to 2 USARTs with ISO7816, IrDA®, RS-485, SPI, Manchester and Modem Mode

– Two 2-wire UARTs

– Up to 2 Two Wire Interface (I2C compatible), 1 SPI, 1 Serial Synchronous Controller (I2S), 1 High Speed Multimedia Card

Interface (SDIO/SD Card/MMC)

– Up to 6 Three-Channel 16-bit Timer/Counter with capture, waveform, compare and PWM mode. Quadrature Decoder

Logic and 2-bit Gray Up/Down Counter for Stepper Motor

– 4-channel 16-bit PWM with Complementary Output, Fault Input, 12-bit Dead Time Generator Counter for Motor Control

– 32-bit Real-time Timer and RTC with calendar and alarm features

– Up to 15-channel, 1Msps ADC with differential input mode and programmable gain stage

– One 2-channel 12-bit 1Msps DAC

– One Analog Comparator with flexible input selection, Selectable input hysteresis

– 32-bit Cyclic Redundancy Check Calculation Unit (CRCCU)

– Write Protected Registers

• I/O

– Up to 79 I/O lines with external interrupt capability (edge or level sensitivity), debouncing, glitch filtering and on-die

Series Resistor Termination

– Three 32-bit Parallel Input/Output Controllers, Peripheral DMA assisted Parallel Capture Mode

• Packages

– 100-lead LQFP, 14 x 14 mm, pitch 0.5 mm/100-ball TFBGA, 9 x 9 mm, pitch 0.8 mm

– 64-lead LQFP, 10 x 10 mm, pitch 0.5 mm/64-pad QFN 9x9 mm, pitch 0.5 mm

– 48-lead LQFP, 7 x 7 mm, pitch 0.5 mm/48-pad QFN 7x7 mm, pitch 0.5 mm

SAM3S [SUMMARY]

2

6500ES–ATARM–11-Feb-13

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